NO116366B - - Google Patents
Download PDFInfo
- Publication number
- NO116366B NO116366B NO143793A NO14379362A NO116366B NO 116366 B NO116366 B NO 116366B NO 143793 A NO143793 A NO 143793A NO 14379362 A NO14379362 A NO 14379362A NO 116366 B NO116366 B NO 116366B
- Authority
- NO
- Norway
- Prior art keywords
- reduction
- temperature
- magnetite
- hematite
- magnetic
- Prior art date
Links
- 230000009467 reduction Effects 0.000 claims description 40
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 39
- 239000000463 material Substances 0.000 claims description 32
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 24
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims description 21
- 229910052742 iron Inorganic materials 0.000 claims description 19
- 239000011028 pyrite Substances 0.000 claims description 19
- 229910052683 pyrite Inorganic materials 0.000 claims description 19
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 claims description 19
- 238000002485 combustion reaction Methods 0.000 claims description 18
- 239000011019 hematite Substances 0.000 claims description 16
- 229910052595 hematite Inorganic materials 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 14
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 6
- 239000012141 concentrate Substances 0.000 claims description 5
- 229910052717 sulfur Inorganic materials 0.000 claims description 5
- 239000011593 sulfur Substances 0.000 claims description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000005021 gait Effects 0.000 claims description 2
- 238000001238 wet grinding Methods 0.000 claims description 2
- 238000009837 dry grinding Methods 0.000 claims 1
- 238000007873 sieving Methods 0.000 claims 1
- 239000002893 slag Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 description 8
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 239000008188 pellet Substances 0.000 description 6
- 238000007885 magnetic separation Methods 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005422 blasting Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- 239000000571 coke Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007717 exclusion Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 101150054854 POU1F1 gene Proteins 0.000 description 1
- 229910000805 Pig iron Inorganic materials 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000008162 cooking oil Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000004200 deflagration Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000010405 reoxidation reaction Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910021487 silica fume Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- ZVTQDOIPKNCMAR-UHFFFAOYSA-N sulfanylidene(sulfanylideneboranylsulfanyl)borane Chemical compound S=BSB=S ZVTQDOIPKNCMAR-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/10—Roasting processes in fluidised form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B1/00—Conditioning for facilitating separation by altering physical properties of the matter to be treated
- B03B1/02—Preparatory heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/005—Pretreatment specially adapted for magnetic separation
- B03C1/015—Pretreatment specially adapted for magnetic separation by chemical treatment imparting magnetic properties to the material to be separated, e.g. roasting, reduction, oxidation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/52—Preparation of sulfur dioxide by roasting sulfides
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/006—Starting from ores containing non ferrous metallic oxides
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B3/00—General features in the manufacture of pig-iron
- C21B3/04—Recovery of by-products, e.g. slag
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/14—Agglomerating; Briquetting; Binding; Granulating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT554961 | 1961-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO116366B true NO116366B (ru) | 1969-03-17 |
Family
ID=11120279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO143793A NO116366B (ru) | 1961-03-28 | 1962-03-26 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3160496A (ru) |
| CY (1) | CY439A (ru) |
| ES (1) | ES276109A1 (ru) |
| FI (1) | FI42837B (ru) |
| GB (1) | GB992855A (ru) |
| NL (2) | NL7018200A (ru) |
| NO (1) | NO116366B (ru) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379437A (zh) * | 2023-04-07 | 2023-07-04 | 扬州嘉明环保科技有限公司 | 一种制备工业硫酸工艺用焚烧炉 |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE352657B (ru) * | 1968-07-26 | 1973-01-08 | Montedison Spa | |
| US3776533A (en) * | 1970-01-28 | 1973-12-04 | Dravo Corp | Apparatus for continuous heat processing of ore pellets |
| US4081251A (en) * | 1976-07-06 | 1978-03-28 | The United States Of America As Represented By The Secretary Of The Navy | Process to remove iron sulfide from coal to reduce pollution |
| BR8305404A (pt) * | 1983-09-30 | 1985-05-07 | Petroleo Brasileiro Sa | Processo de obter concentrado de magnetita de grande area especifica |
| CN100484667C (zh) * | 2007-01-23 | 2009-05-06 | 李青海 | 一种制备高能锂铁电池电极材料黄铁矿粉的方法 |
| CN100532590C (zh) * | 2007-07-26 | 2009-08-26 | 曹传东 | 一种以硫铁矿为原料生产铁精砂粉的方法及其设备 |
| CN102059172A (zh) * | 2010-11-11 | 2011-05-18 | 攀钢集团冶金工程技术有限公司 | 一种钒钛磁铁矿石的磨矿方法 |
| CN102628097B (zh) * | 2012-04-28 | 2014-06-18 | 北京科技大学 | 一种流化床还原磁化处理赤泥制备铁精粉的方法 |
| CN103103341A (zh) * | 2013-01-29 | 2013-05-15 | 东北大学 | 一种深度还原物料中铁颗粒粒度的控制方法 |
| CN103849774B (zh) * | 2014-03-10 | 2015-11-25 | 北京国电龙源环保工程有限公司 | 一种废弃scr催化剂回收利用的方法 |
| CN105233949B (zh) * | 2015-10-23 | 2018-03-06 | 首钢总公司 | 一种含硫磁铁矿的选矿方法 |
| CN105618254B (zh) * | 2015-12-22 | 2017-08-04 | 深圳市中金岭南有色金属股份有限公司 | 一种铅锌尾矿焙烧磁选处理工艺 |
| CN113245054B (zh) * | 2021-03-23 | 2022-05-10 | 攀枝花学院 | 铁矿石还原焙烧-磁选方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB384464A (en) * | 1932-01-21 | 1932-12-08 | Birger Fjeld Halvorsen | Improvements in or relating to the treatment of sulphurous iron ores |
| US2292305A (en) * | 1941-10-27 | 1942-08-04 | Alfred M Thomsen | Iron sulphide metallurgy |
| US2993778A (en) * | 1949-12-23 | 1961-07-25 | Basf Ag | Process for roasting a sulfur mineral with the production of sulfur dioxide |
| US2699388A (en) * | 1950-10-20 | 1955-01-11 | Anaconda Copper Mining Co | Method and apparatus for making metallic iron |
| US2943929A (en) * | 1952-06-04 | 1960-07-05 | Int Nickel Co | Process for roasting sulfides |
| US3005699A (en) * | 1957-10-09 | 1961-10-24 | Cleveland Cliffs Iron Co | Method for converting iron oxide to magnetic oxide |
-
0
- NL NL276515D patent/NL276515A/xx unknown
-
1962
- 1962-03-26 NO NO143793A patent/NO116366B/no unknown
- 1962-03-27 GB GB1174762A patent/GB992855A/en not_active Expired
- 1962-03-27 ES ES276109A patent/ES276109A1/es not_active Expired
- 1962-03-27 US US18284162 patent/US3160496A/en not_active Expired - Lifetime
- 1962-03-27 FI FI65462A patent/FI42837B/fi active
-
1968
- 1968-05-15 CY CY43968A patent/CY439A/xx unknown
-
1970
- 1970-12-14 NL NL7018200A patent/NL7018200A/xx unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116379437A (zh) * | 2023-04-07 | 2023-07-04 | 扬州嘉明环保科技有限公司 | 一种制备工业硫酸工艺用焚烧炉 |
| CN116379437B (zh) * | 2023-04-07 | 2024-01-16 | 扬州嘉明环保科技有限公司 | 一种制备工业硫酸工艺用焚烧炉 |
Also Published As
| Publication number | Publication date |
|---|---|
| NL276515A (ru) | 1900-01-01 |
| GB992855A (en) | 1965-05-26 |
| NL7018200A (ru) | 1971-03-25 |
| US3160496A (en) | 1964-12-08 |
| FI42837B (ru) | 1970-08-03 |
| ES276109A1 (es) | 1963-01-01 |
| CY439A (en) | 1968-05-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2528553A (en) | Process of magnetic roasting | |
| NO116366B (ru) | ||
| US2855290A (en) | Method of reducing iron oxide to sponge iron | |
| US3375099A (en) | Production of iron from pelletized iron ores | |
| US2342368A (en) | Zinc metallurgy | |
| US3235375A (en) | Process for the reduction of iron oxide | |
| US3264092A (en) | System for producing carbonized and metallized iron ore pellets | |
| US4323391A (en) | Process for recovering zinc | |
| US3420656A (en) | Process for forming hard oxide pellets and product thereof | |
| US2961411A (en) | Process for producing metallurgical furnace charge material | |
| US2648600A (en) | Concentration of iron ore | |
| US2522576A (en) | Ore roasting | |
| US3046106A (en) | Iron ore reduction with coke | |
| US2931720A (en) | Beneficiation of low-grade hematitic ore materials | |
| US3634064A (en) | Process for the recovery of nickel from nickeliferous lateritic ores | |
| NO143793B (no) | Analogifremgangsmaate for fremstilling av antrakinonforbindelser | |
| US3753683A (en) | Method and apparatus for carbonizing and desulfurizing coal-iron compacts | |
| US3495973A (en) | Gas-solid reaction | |
| US3649186A (en) | Continuous process for obtaining high-grade zinc oxide from zinc-containing minerals | |
| US2785050A (en) | Two-stage fluid-suspension roasting of iron sulfide ore | |
| US3280228A (en) | Production of dead burned refractory grain in a shaft kiln | |
| US2349688A (en) | Method of producing low carbon iron or steel | |
| US4274863A (en) | Method of treating pollutant-laden gases, especially from a steel-making or coking plant | |
| CN116949282B (zh) | 红土镍矿浸出渣的处理方法及其设备 | |
| US3353953A (en) | Process of purifying an anseniccontaining iron ore |